@article{CTT100820661, author = {Brian Fry and J.F. Carter and Keita Yamada and Naohiro Yoshida and Dieter Juchelka}, title = {Position-specific 13C/12C analysis of amino acid carboxyl groups - automated flow-injection-analysis based on reaction with ninhydrin}, journal = {Rapid Communications in Mass Spectrometry}, year = 2018, } @article{CTT100785618, author = {Maxime Julien and Alexis Gilbert and Keita Yamada and Richard J. Robins and Patrick Hohener and Naohiro Yoshida and Gerald S. Remaud}, title = {Expanded uncertainty associated with determination of isotope enrichment factors: Comparison of two point calculation and Rayleigh-plot}, journal = {Talanta}, year = 2018, } @article{CTT100785661, author = {Tomohiro Kato and Keita Yamada and Yanhong Tang and Naohiro Yoshida and Eitaro Wada}, title = {Carbon isotopic signature reveals the geographical trend in methane consumption and production pathways in alpine ecosystems over the Qinghai-Tibetan Plateau}, journal = {Isotopes in Environmental and Health Studies}, year = 2017, } @article{CTT100785625, author = {Konomi Suda and Alexis Gilbert and Keita Yamada and Naohiro Yoshida and Yuichiro Ueno}, title = {Compound-and position-specific carbon isotopic signatures of abiogenic hydrocarbons from on- land serpentinite-hosted Hakuba Happo hot spring in Japan}, journal = {Geochim. Cosmochim. Acta}, year = 2017, } @inproceedings{CTT100775295, author = {Alexis Gilbert and Thomas Giunta and Florin Musat and Barbara Sherwood-Lollar and Keita Yamada and Naohiro Yoshida and Yuichiro Ueno}, title = {Microbial cycling of hydrocarbons revealed by new isotope tracers}, booktitle = {}, year = 2018, } @inproceedings{CTT100777441, author = {Maxime Julien and Alexis Gilbert and Keita Yamada and Mayuko Nakagawa and Naohiro Yoshida}, title = {Deconvolution of isotopic fractionation factors associated with lipid biosynthesis}, booktitle = {}, year = 2018, } @inproceedings{CTT100777448, author = {Alexis Gilbert and Thomas Giunta and Florin Musat and Barbara Sherwood Lollar and Keita Yamada and Naohiro Yoshida and Yuichiro Ueno}, title = {Bacterial oxidation of propane in Southern Ontario revealed by position-specific isotope analyses}, booktitle = {}, year = 2018, } @inproceedings{CTT100777453, author = {Naohiro Yoshida and Keita Yamada and Richard Robins and Brian Fry}, title = {Inter-laboratory measurements of 13C values of carboxyl group in amino acids}, booktitle = {}, year = 2017, } @inproceedings{CTT100786172, author = {Naohiro Yoshida and Sakae Toyoda and Keita Yamada}, title = {Multi-isotopic observation of N2O and CH4 in stations, including Hateruma.}, booktitle = {}, year = 2014, } @inproceedings{CTT100786697, author = {Zhang Naizhong and Keita Yamada and Naohiro Yoshida}, title = {A new calibration curve for carbonate clumped isotope thermometer of land snail shells (aragonite)}, booktitle = {}, year = 2013, } @inproceedings{CTT100786716, author = {Keita Yamada and Alexis Gilbert and Na Li and Takanori Okuno and Naohiro Yoshida and Ryota Hattori and Nariaki Wasano and Satoshi Hirano}, title = {Measurement method for intramolecular carbon isotopic distributions of some C2 and C3 metabolites}, booktitle = {}, year = 2012, } @inproceedings{CTT100786718, author = {Alexis Gilbert and Keita Yamada and Naohiro Yoshida}, title = {Partial intramolecular 13C isotope distribution in long-chain N-alkanes (C11-C31) determined by isotopic 13C NMR}, booktitle = {}, year = 2012, } @inproceedings{CTT100786721, author = {Nozomi Suzuki and Keisuke Koba and M Itoh and K. Osaka and Nobuhito Ohte and Yoshifumi Tobari and Keita Yamada and Naohiro Yoshida}, title = {Isotopic fractionation during methane uptake in temperate forest soil}, booktitle = {}, year = 2012, } @inproceedings{CTT100786730, author = {Chen Wu and Keita Yamada and Osamu Sumikawa and Akiko Matsunaga and Alexis Gilbert and Naohiro Yoshida}, title = {Factors controlling the carbon isotopic variation of caffeine}, booktitle = {}, year = 2012, } @inproceedings{CTT100786732, author = {Naizhong Zhang and Keita Yamada and Naohiro Yoshida}, title = {Variations of 13C16O18O and its controlling factors in the atmosphere of Yokohama, Japan based on the observation from 2007 to 2011}, booktitle = {}, year = 2012, } @inproceedings{CTT100787259, author = {Mariko Kobayashi and Shinsuke Kawagucci and Shohei Hattori and Keita Yamada and Yuichiro Ueno and Ken Takai and Naohiro Yoshida}, title = {Biochemical Cycling in Deep Subsurface Ecosystems}, booktitle = {}, year = 2011, } @inproceedings{CTT100787245, author = {Naohiro Yoshida and Sakae Toyoda and Azzaya Tumendelger and Yuuri Suzuki and Keita Yamada and Shohei Hattori and Chen Wu and Hiroshi Shiom and Rina Kouno}, title = {Nitrous oxide and methane isotopomer analysis in wastewater treatment system in order to reduce their emissions without reduction of water quality}, booktitle = {}, year = 2011, } @inproceedings{CTT100787255, author = {Naizhong Zhang and Keita Yamada and Sakae Toyoda and Naohiro Yoshida and Shuji Aoki and Takakiyo Nakazawa and Satoshi Sugawara and Urumu Tsunogai and Daisuke Komatsu}, title = {Variations of the tropospheric and stratospheric 16O13C18O}, booktitle = {}, year = 2011, } @inproceedings{CTT100787269, author = {Na Li and Keita Yamada and Ryota Hattori and Hiroki Shibata and Alexis Gilbert and Naohiro Yoshida}, title = {Measurement of intramolecular carbon isotopic distribution of acetaldehyde emitted from plant leaves}, booktitle = {}, year = 2011, } @inproceedings{CTT100786764, author = {Alexis Gilbert and Ryota Hattori and Virginie Silvestre and Na Li and Keita Yamada and Naohiro Yoshida and Gérald S. Remaud}, title = {Determination of the intramolecular 13C isotope distribution in ethanol : a comparison between IRMS and NMR}, booktitle = {}, year = 2011, } @inproceedings{CTT100786754, author = {Mikhail Vasiliev and Keita Yamada and Naohiro Yoshida}, title = {Evaluation of clumped-isotopes of land snail’s shells as paleo-environmental indicators}, booktitle = {}, year = 2011, } @inproceedings{CTT100793844, author = {Zhang Naizhong and Keita Yamada and Naohiro Yoshida}, title = {Seasonal Variations of 13C16O18O in Air of Yokohama and Its Sources Study}, booktitle = {}, year = 2010, } @inproceedings{CTT100793845, author = {Na Li and Keita Yamada and Ryota Hattori and Yuki Shibada and Naohiro Yoshida}, title = {Establish a measurement for carbon isotope ratio of VOCs}, booktitle = {}, year = 2010, } @inproceedings{CTT100793843, author = {Taisuke Kondo and Keita Yamada and Itoko Nonaka and Osamu Enishi and Kouji Higuchi and Takumi Shinkai and Naohiro Yoshida}, title = {Characterization of daily variation of stable isotope ratio of methane from ruminant}, booktitle = {}, year = 2010, } @inproceedings{CTT100793832, author = {Wu Chen and Keita Yamada and Osamu Sumikawa and Yuichi Yamaguchi and Naohiro Yoshida}, title = {Authenticity of origins of tea leaves by stable isotopic signature: Preliminary results}, booktitle = {}, year = 2010, } @inproceedings{CTT100793834, author = {Mikhail Vasiliev and Keita Yamada and Naohiro Yoshida}, title = {Clumped isotopes analyses for temperature reconstruction of present living mollusks in coast area of Japan}, booktitle = {}, year = 2010, } @inproceedings{CTT100793839, author = {Li Na and Keita Yamada and Ryota Hattori and Norihiro Nasu and Hiroki Shibata and Naohiro Yoshida}, title = {Measurement of intramolecular carbon isotopic ratio of acetaldehyde}, booktitle = {}, year = 2010, } @inproceedings{CTT100793840, author = {Hiroaki Haraguchi and Keita Yamada and Rumiko Miyashita and Kazuhiko Aida and Hirokazu Shimizu and Masao Ohnishi Naohiro Yoshida and Naohiro Yoshida}, title = {Determination of carbon and nitrogen isotope ratios of glucosylceramide from plant and the condition for measurement of ceramide using isotope ratio mass spectrometry}, booktitle = {}, year = 2010, } @inproceedings{CTT100793835, author = {Shohei Hattori and Hiroaki Nashimoto and Hiroyuki Kimura and Keisuke Koba and Keita Yamada and Mikio Shimizu and Hiroshi Watanabe and Muneoki Yoh and Naohiro Yoshida}, title = {Hydrogen and carbon isotope fractionation by thermophilic hydrogenotrophic methanogens from a geothermal aquifer under coculture with fermenters}, booktitle = {}, year = 2010, } @inproceedings{CTT100793824, author = {Sakae Toyoda and Yuuri Suzuki and Shohei Hattori and Keita Yamada and Ayako Fujii and Naohiro Yoshida and Rina Kouno and Kouki Murayama and Hiroshi Shiomi}, title = {Isotopomer analysis of production/consumption mechanisms of nitrous oxide}, booktitle = {}, year = 2010, } @inproceedings{CTT100793825, author = {Mikhail Vasiliev and Keita Yamada and Naohiro Yoshida}, title = {CH3D/CH4 ratio measurement using an efficient and compact difference-frequency-generation spectrometer}, booktitle = {}, year = 2010, } @inproceedings{CTT100793827, author = {Ryota Hattori and Keita Yamada and Makiko Kikuchi and Satoshi Hirano and Osamu Tajima and Naohiro Yoshida}, title = {Intramolecular carbon isotope ratio of acetic acid in vinegar}, booktitle = {}, year = 2010, } @inproceedings{CTT100432209, author = {Keita Yamada and Masahiro Ishii and Yasuharu Koike and makoto sato}, title = {画像合成のための3次元手形状推定}, booktitle = {ヒューマンインタフェースシンポジウム’99論文集}, year = 1999, }